body{
    font: 16px/28px 'Microsoft YaHei';
}
h1{
    font-weight:400 ;
    text-align: center;
}
a{
    text-decoration: none;
}
.gray{
    color: #88888888;
    font-size: 12px;
    text-align: center;
}
.search{
    color: #666666;
}
.btn{
    font-weight: 700;
}
p{
    text-indent: 2em;
}
.image1{
    text-align: center;
}
.image2{
    text-align: center;
}